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Class C

Newmar Supreme Aire 4577

Newmar Supreme Aire 4577

Compare specs across all model years (2020–2021)

2
Model Years
8
Sleeps
44' 11"
Length
58,000
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2021 Supreme Aire 4577 Best Choice

Highest Mint Score (31.1). Most powerful engine (505 HP).

View 2021 Full Specs & Tow Guide →

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Tip: Click a year to see the full specs, tow guidance, and recommended gear for that model year.

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